error code p0056 what is
Fault number P0056 code. What means Heated oxygen sensor (HO2S) 2, bank 2, heater control -circuit.

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Fault code P0056

What means P0056 code: Heated oxygen sensor (HO2S) 2, bank 2, heater control -circuit malfunction. Fault type Drive system in category Electrical system fault.

Error or fault (reason, cause): Wiring, HO2S, ECM.